diff --git a/doc/ToDo.md b/doc/ToDo.md
index d3d5f69..4109274 100644
--- a/doc/ToDo.md
+++ b/doc/ToDo.md
@@ -1,6 +1,5 @@
- - [ ] Fix some of the initial tests to use a real color value, rather
-   than the placeholder :red value I was using.  Also, rename the test
-   appropriately.
+ - [ ] add a command-line interface for passing options (particularly
+   for passing resolution arguments)
 
  - [ ] I still find first-hit to be rather ugly.  I'd like to abstract
    out bits of it, and make it easier to read.
@@ -28,9 +27,6 @@
    Again, this requires the scene description to be a hierarchical
    graph.
 
- - [ ] add a command-line interface for passing options (particularly
-   for passing resolution arguments)
-
  - [ ] add provisions for velocity coordinates, and relativistic
    effects (this would fall under the pie-in-the-sky category of
    feature additions, but it would be nice to finally do this)
@@ -52,3 +48,7 @@
 
  - [X] I currently mix floats and ints in my tests, rather
    arbitrarily.  I need to normalize this.
+
+ - [X] Fix some of the initial tests to use a real color value, rather
+   than the placeholder :red value I was using.  Also, rename the test
+   appropriately.
diff --git a/project.clj b/project.clj
index f803285..6989495 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject toy-raytracer "2.0.0"
+(defproject toy-raytracer "2.0.1"
    :license {:name "MIT License"}
    :dependencies [[org.clojure/clojure "1.5.1"]]
    :main toy-raytracer.core  )
diff --git a/test/toy_raytracer/core_test.clj b/test/toy_raytracer/core_test.clj
index ace63dd..1052c27 100644
--- a/test/toy_raytracer/core_test.clj
+++ b/test/toy_raytracer/core_test.clj
@@ -11,7 +11,7 @@
 
 (def displacement-result (->Point -3.0 -3.0 -3.0))
 
-(def red-surface (->Surface :red))
+(def red-surface (->Surface (apply ->Color [1.0 0.0 0.0])))
 
 (def red-sphere (->Sphere red-surface 5.0 dummy-point))
 
@@ -39,14 +39,14 @@
 ;(deftest intersect-test
 ;   (is (nil? (intersect red-sphere dummy-point dummy-ray)))  )
 
-(def pixel (->Point 0 0 0))
+(def pixel (->Point 0.0 0.0 0.0))
 
-(def sphere-back   (defsphere 1.0 200.0 [    0.0     0.0 -1200.0]))
-(def sphere-front  (defsphere 1.0 200.0 [    0.0     0.0  1200.0]))
-(def sphere-bottom (defsphere 1.0 200.0 [    0.0 -1200.0     0.0]))
-(def sphere-top    (defsphere 1.0 200.0 [    0.0  1200.0     0.0]))
-(def sphere-left   (defsphere 1.0 200.0 [-1200.0     0.0     0.0]))
-(def sphere-right  (defsphere 1.0 200.0 [ 1200.0     0.0     0.0]))
+(def sphere-back   (defsphere 200.0 [    0.0     0.0 -1200.0] [1.0 1.0 1.0]))
+(def sphere-front  (defsphere 200.0 [    0.0     0.0  1200.0] [1.0 1.0 1.0]))
+(def sphere-bottom (defsphere 200.0 [    0.0 -1200.0     0.0] [1.0 1.0 1.0]))
+(def sphere-top    (defsphere 200.0 [    0.0  1200.0     0.0] [1.0 1.0 1.0]))
+(def sphere-left   (defsphere 200.0 [-1200.0     0.0     0.0] [1.0 1.0 1.0]))
+(def sphere-right  (defsphere 200.0 [ 1200.0     0.0     0.0] [1.0 1.0 1.0]))
 
 (def dummy-world
    [  sphere-front